Exterior material for home appliance and air conditioner including same

Abstract

An exterior material for home appliances comprises a plastic material; and a coating layer formed on the top of the plastic material. The coating layer may comprise at least one of a wax-based additive, a fluorine-based additive, or a wax-based additive and a fluorine-based additive by applying a coating solution having a viscosity of about 10 to 100 g/cm s that comprises the at least one additive.

What is claimed is: 
     
         1 . An exterior material for a home appliance, the exterior material comprising:
 a plastic material; and   a coating layer formed on the top of the plastic material, the coating layer includes at least one additive from among a wax-based additive, a fluorine-based additive, or the wax-based additive and the fluorine-based additive by applying a coating solution having a viscosity of about 10 to 100 g/cm s that includes the at least one additive.   
     
     
         2 . The exterior material for a home appliance according to  claim 1 , wherein the coating solution further includes graphene nanotubes (GNTs). 
     
     
         3 . The exterior material for a home appliance according to  claim 1 , wherein the wax-based additive is included in an amount of about 2 to 15 wt % of the coating solution. 
     
     
         4 . The exterior material for a home appliance according to  claim 1 , wherein the wax-based additive is included in a powder form having a diameter of about 5 to 100 μm and has a melting point of about 120° C. or lower. 
     
     
         5 . The exterior material for a home appliance according to  claim 1 , wherein the fluorine-based additive is included in an amount of about 2 to 15 wt % of the coating solution. 
     
     
         6 . The exterior material for a home appliance according to  claim 1 , wherein the fluorine-based additive is included in a powder form having a diameter of about 1 to 10 μm and has a melting point of about 300° C. to about 400° C. 
     
     
         7 . The exterior material for a home appliance according to  claim 2 , wherein the coating layer includes GNTs in an amount of about 0.001 to 3.0 wt % of the coating solution. 
     
     
         8 . The exterior material for a home appliance according to  claim 2 , wherein the coating layer includes GNTs in an amount of about 0.001 to 0.09 wt % resulting in a transmittance of about 80% or more. 
     
     
         9 . The exterior material for a home appliance according to  claim 8 , wherein the GNTs have an aspect ratio of about 1:1500 or more. 
     
     
         10 . The exterior material for a home appliance according to  claim 1 , wherein the coating layer has an edge tilt angle with respect to the plastic material of about 40 to 80 degrees. 
     
     
         11 . The exterior material for a home appliance according to  claim 1 , wherein the coating layer has a coefficient of friction from about 0.001 to about 0.5 p. 
     
     
         12 . The exterior material for a home appliance according to  claim 1 , wherein the coating layer has a surface energy of about 40 Dyne/cm or less. 
     
     
         13 . The exterior material for a home appliance according to  claim 2 , wherein the coating layer has a charge mobility from about 50,000 to about 200,000 cm 2/V s. 
     
     
         14 . An air conditioner comprising:
 a main body provided with a suction port and a discharge port;   a motor driver comprising a motor; and   a controller configured to control the motor driver,   wherein the main body includes an exterior material, the exterior material that includes:   a plastic material; and   a coating layer formed on the top of the plastic material, the coating layer includes at least one additive from among a wax-based additive, a fluorine-based additive, or the wax-based additive and the fluorine-based additive by applying a coating solution having a viscosity of about 10 to 100 g/cm s that includes the additive.   
     
     
         15 . The air conditioner according to  claim 14 , wherein the coating layer further includes graphene nanotubes (GNTs).